525279085 has 8 divisors (see below), whose sum is σ = 645709176. Its totient is φ = 409973760.

The previous prime is 525279071. The next prime is 525279103. The reversal of 525279085 is 580972525.

It can be written as a sum of positive squares in 4 ways, for example, as 38900169 + 486378916 = 6237^2 + 22054^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 525279085 - 2²⁷ = 391061357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280964 + ... + 1281373.

It is an arithmetic number, because the mean of its divisors is an integer number (80713647).

Almost surely, 2^525279085 is an apocalyptic number.

It is an amenable number.

525279085 is a deficient number, since it is larger than the sum of its proper divisors (120430091).

525279085 is a wasteful number, since it uses less digits than its factorization.

525279085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562383.

The product of its (nonzero) digits is 252000, while the sum is 43.

The square root of 525279085 is about 22918.9677996196. The cubic root of 525279085 is about 806.8572449070.

The spelling of 525279085 in words is "five hundred twenty-five million, two hundred seventy-nine thousand, eighty-five".